1/*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "config.h"
32#include "core/fileapi/FileError.h"
33
34#include "bindings/v8/ExceptionState.h"
35#include "core/dom/ExceptionCode.h"
36
37namespace WebCore {
38
39const char FileError::abortErrorMessage[] = "An ongoing operation was aborted, typically with a call to abort().";
40const char FileError::encodingErrorMessage[] = "A URI supplied to the API was malformed, or the resulting Data URL has exceeded the URL length limitations for Data URLs.";
41const char FileError::invalidStateErrorMessage[] = "An operation that depends on state cached in an interface object was made but the state had changed since it was read from disk.";
42const char FileError::noModificationAllowedErrorMessage[] = "An attempt was made to write to a file or directory which could not be modified due to the state of the underlying filesystem.";
43const char FileError::notFoundErrorMessage[] = "A requested file or directory could not be found at the time an operation was processed.";
44const char FileError::notReadableErrorMessage[] = "The requested file could not be read, typically due to permission problems that have occurred after a reference to a file was acquired.";
45const char FileError::pathExistsErrorMessage[] = "An attempt was made to create a file or directory where an element already exists.";
46const char FileError::quotaExceededErrorMessage[] = "The operation failed because it would cause the application to exceed its storage quota.";
47const char FileError::securityErrorMessage[] = "It was determined that certain files are unsafe for access within a Web application, or that too many calls are being made on file resources.";
48const char FileError::syntaxErrorMessage[] = "An invalid or unsupported argument was given, like an invalid line ending specifier.";
49const char FileError::typeMismatchErrorMessage[] = "The path supplied exists, but was not an entry of requested type.";
50
51void FileError::throwDOMException(ExceptionState& es, ErrorCode code)
52{
53    if (code == FileError::OK)
54        return;
55
56    ExceptionCode ec;
57    const char* message = 0;
58
59    // Note that some of these do not set message. If message is 0 then the default message is used.
60    switch (code) {
61    case FileError::NOT_FOUND_ERR:
62        ec = NotFoundError;
63        message = FileError::notFoundErrorMessage;
64        break;
65    case FileError::SECURITY_ERR:
66        ec = SecurityError;
67        message = FileError::securityErrorMessage;
68        break;
69    case FileError::ABORT_ERR:
70        ec = AbortError;
71        message = FileError::abortErrorMessage;
72        break;
73    case FileError::NOT_READABLE_ERR:
74        ec = NotReadableError;
75        message = FileError::notReadableErrorMessage;
76        break;
77    case FileError::ENCODING_ERR:
78        ec = EncodingError;
79        message = FileError::encodingErrorMessage;
80        break;
81    case FileError::NO_MODIFICATION_ALLOWED_ERR:
82        ec = NoModificationAllowedError;
83        message = FileError::noModificationAllowedErrorMessage;
84        break;
85    case FileError::INVALID_STATE_ERR:
86        ec = InvalidStateError;
87        message = FileError::invalidStateErrorMessage;
88        break;
89    case FileError::SYNTAX_ERR:
90        ec = SyntaxError;
91        message = FileError::syntaxErrorMessage;
92        break;
93    case FileError::INVALID_MODIFICATION_ERR:
94        ec = InvalidModificationError;
95        break;
96    case FileError::QUOTA_EXCEEDED_ERR:
97        ec = QuotaExceededError;
98        message = FileError::quotaExceededErrorMessage;
99        break;
100    case FileError::TYPE_MISMATCH_ERR:
101        ec = TypeMismatchError;
102        break;
103    case FileError::PATH_EXISTS_ERR:
104        ec = PathExistsError;
105        message = FileError::pathExistsErrorMessage;
106        break;
107    default:
108        ASSERT_NOT_REACHED();
109        return;
110    }
111
112    es.throwDOMException(ec, message);
113}
114
115} // namespace WebCore
116